I am a stock guy myself, not crazy about all the engine upgrades. But I was browsing tC stuff on Ebay and came across this...
http://cgi.ebay.com/ebaymotors/SAVE-GAS-16...023227439QQrdZ1
Is it for real? Or a scam?
http://cgi.ebay.com/ebaymotors/SAVE-GAS-16...023227439QQrdZ1
Is it for real? Or a scam?